/*
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 * and open the template in the editor.
 */
package helpdesk;

import java.io.File;
import javax.swing.filechooser.FileFilter;

/*
 *  This class was created to enable us to block out all files except .pdf 
 */

class ExtensionFileFilter extends FileFilter
{
    String description;

    String extensions[];

    public ExtensionFileFilter(String description, String extension)
    {
    this(description, new String[] { extension });
    }

    public ExtensionFileFilter(String description, String extensions[])
    {
        if (description == null)
        {
        this.description = extensions[0];
        } else {
        this.description = description;
        }
        this.extensions = (String[]) extensions.clone();
        toLower(this.extensions);
    }

    private void toLower(String array[])
    {
        for (int i = 0, n = array.length; i < n; i++)
        {
        array[i] = array[i].toLowerCase();
        }
    }

    public String getDescription()
    {
        return description;
    }

    public boolean accept(File file)
    {
        if (file.isDirectory())
        {
        return true;
        } else {
            String path = file.getAbsolutePath().toLowerCase();
            for (int i = 0, n = extensions.length; i < n; i++)
            {
                String extension = extensions[i];
                if ((path.endsWith(extension) && (path.charAt(path.length() - extension.length() - 1)) == '.'))
                {
                return true;
                }
            }
        }
        return false;
    }
}